#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>

int main() {
	int sum = 0;
	for (int i = 1; i <= 9; i++) {
		for (int j = 1; j <= 9; j++) {
			int sum = i * j;
			printf("%d\t", sum);
		}
		printf("\n");
	}
	return 0;
}